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Odorous House Ants (OHA)

Odorous house ant (Tapinoma sessile) is also known as OHA.

Fact vs. Fiction: Odorous House Ants

Kate & Jeff McGovern

Fiction: Odorous house ants (OHA) or Tapinoma sessile, are easy to kill. Fact: OHA can be managed with customary professional ant control products and techniques. The sooner they’re identified and interventions are put in place, the easier the process. Individually, these insects are tough. Crushed females have been known to still lay eggs and survive […]

Photo courtesy of, and copyrighted by, Gene White, pmimages@earthlink.net

Most Wanted: The 411 on the Odorous House Ant

As the most abundant of social insects (estimated at 1 quadrillion at any given time), more than 12,500 of an...

Dos & Don’ts: Odorous House Ants

Do the applied myrmecology. Don’t let the odorous house ants (OHA), Tapinoma sessile, invade structures and offend inhabitants. Do eliminate them...

Trends and Stats: Ants

According to pest management professionals (PMPs) surveyed in a 2011 poll published last year by the National Pest Management Association...